0.3

Add a RouteMismatch constructor for arbitrary HTTP response codes (https://github.com/haskell-servant/servant-server/pull/22)
Add support for the Patch combinator
Support for Accept/Content-type headers and for the content-type aware combinators in servant-0.3
Export toApplication from Servant.Server (https://github.com/haskell-servant/servant-server/pull/29)

0.2.4

Added support for matrix parameters, see e.g. http://www.w3.org/DesignIssues/MatrixURIs.html
Add support for serializing based on Accept header (https://github.com/haskell-servant/servant-server/issues/9)
Ignore trailing slashes (https://github.com/haskell-servant/servant-server/issues/5)